Blog & Case Studies
How we build practical AI - written by the people who ship it
Field notes and case studies on edge AI surveillance, Vietnamese OCR, GeoAI and applied computer vision. Real problems, real trade-offs, real code.
Mapping the Real World: Vehicle Detection with YOLOv11 and Homography Matrix
Solving the perspective projection challenge in Smart Parking Information Systems by mapping cross-angle camera views to 2D floor plans.
Diagnosing and Fixing 'Amnesia' in Local RAG Architectures
Analyzing why AI loses context between consecutive turns and how to design effective conversational memory for chatbots.
Building Real-time Computer Vision Pipelines at Scale
Practical insights on optimizing inference latencies, frame dropping strategies, and zero-copy memory buffers for industrial camera feeds.
Agriculture Platform Architecture: Integrating PostGIS and Vector Stores
How we built the backend for TekFarm by combining spatial databases with semantic search engines.
Building an Automated Pipeline: Data Ingestion, Watermarking, and Reposting
Software architecture blueprint for automating large-scale social media data crawling and media processing.
Vietnamese OCR: Real-World Lessons
Diacritics, messy scans and financial tables make Vietnamese OCR harder than it looks. Here is what actually moved accuracy in production, drawn from our open-source Vietnamese OCR work.
Building a Frigate + Jetson Farm Surveillance System
How we turn a handful of IP cameras and an NVIDIA Jetson into an on-site AI surveillance system for farms - detection, alerting and recording that keeps running even when the internet drops.